Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Sharm El Sheikh | 2020/10/16 08:00 | Lazarov, Alexandar v Marek Gengel | 6-4,6-1 |
| ITF - M15 Sharm El Sheikh | 2020/10/15 11:25 | Capecchi, Daniele v Marek Gengel | 6-7,6-7 |
| ITF - M15 Sharm El Sheikh | 2020/10/14 09:30 | Vilardo, Francesco v Marek Gengel | 6-7,7-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2020/10/07 11:35 | Omni Kumar v Marek Gengel | 6-2,6-4 |
| ITF M25 Prague | 2020/09/13 09:00 | Marek Gengel v Liska, Tomas | 3-6,6-3,8-10 |
| Challenger Prague 2 | 2020/08/25 08:30 | Marek Gengel v Botic Van De Zandschulp | 3-6,2-6 |
| Challenger Prague 2 | 2020/08/23 08:30 | Marek Gengel v Gabashvili, Teimuraz | 6-2,7-6 |
| Challenger Prague 2 | 2020/08/22 08:30 | Marek Gengel v Martin Krumich | 6-7,6-1,7-6 |
| Challenger - Pau | 2020/02/25 17:30 | Leo Borg v Gulbis, Ernests | 2-6,3-6 |
| Bergamo, Italy | 2020/02/18 12:50 | Chun Hsin Tseng v Leo Borg | 6-3,6-1 |